よりにもよって

expression

of all things; of all people; of all places

Expresses frustration or lament that an undesirable choice or outcome has occurred. Often used with nouns indicating time, person, or thing. Similar to よりによって.

See also: よりによって

• よりにもよって、こんな雨あめの日ひに限かぎって傘かさを忘わすれるなんて。

  Of all days, I had to forget my umbrella on a rainy day like this.

• よりにもよって、あの人ひとに会あうとは思おもわなかった。

  Of all people, I never expected to run into that person.